iPadOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPad Air (WiFi), released on 2018-02-19T21:09:23Z. The update package is 1.07 GB. This is a delta (partial) update that requires 10.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d03d6e2ba3b75124f22f167ff8bd82005406c768.zip.